Warwick Elementary (Data source)
Source data for Warwick Elementary
2015
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 38079 | 2468 | - | 2436 | = | 32 | * | (114 | / | 508) | = | 7.18110234 | ||
| 4 | 38082 | 2507 | - | 2485 | = | 22 | * | (122 | / | 508) | = | 5.28346456 | ||
| 5 | 38083 | 2547 | - | 2528 | = | 19 | * | (152 | / | 508) | = | 5.68503936 | ||
| 6 | 38086 | 2567 | - | 2552 | = | 15 | * | (120 | / | 508) | = | 3.54330708 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Warwick Elementary | 22 | ||||||||||||
2016
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 1010 | 2481 | - | 2436 | = | 45 | * | (129 | / | 532) | = | 10.91165414 | ||
| 4 | 1011 | 2512 | - | 2485 | = | 27 | * | (128 | / | 532) | = | 6.49624058 | ||
| 5 | 1014 | 2564 | - | 2528 | = | 36 | * | (121 | / | 532) | = | 8.18796992 | ||
| 6 | 1016 | 2586 | - | 2552 | = | 34 | * | (154 | / | 532) | = | 9.84210526 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Warwick Elementary | 35 | ||||||||||||
2017
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 1059 | 2481 | - | 2436 | = | 45 | * | (124 | / | 493) | = | 11.31845841 | ||
| 4 | 1062 | 2527 | - | 2485 | = | 42 | * | (122 | / | 493) | = | 10.39350913 | ||
| 5 | 1063 | 2571 | - | 2528 | = | 43 | * | (123 | / | 493) | = | 10.7281947 | ||
| 6 | 1065 | 2587 | - | 2552 | = | 35 | * | (124 | / | 493) | = | 8.80324543 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Warwick Elementary | 41 | ||||||||||||
2018
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 1083 | 2503 | - | 2436 | = | 67 | * | (146 | / | 523) | = | 18.70363283 | ||
| 4 | 1086 | 2506 | - | 2485 | = | 21 | * | (131 | / | 523) | = | 5.26003823 | ||
| 5 | 1087 | 2581 | - | 2528 | = | 53 | * | (121 | / | 523) | = | 12.26195026 | ||
| 6 | 1090 | 2584 | - | 2552 | = | 32 | * | (125 | / | 523) | = | 7.64818355 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Warwick Elementary | 44 | ||||||||||||
2019
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 1112 | 2513 | - | 2436 | = | 77 | * | (119 | / | 515) | = | 17.792233 | ||
| 4 | 1113 | 2533 | - | 2485 | = | 48 | * | (154 | / | 515) | = | 14.35339805 | ||
| 5 | 1114 | 2549 | - | 2528 | = | 21 | * | (123 | / | 515) | = | 5.01553397 | ||
| 6 | 1115 | 2610 | - | 2552 | = | 58 | * | (119 | / | 515) | = | 13.40194174 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Warwick Elementary | 51 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| 22 | 35 | 41 | 44 | 51 | 193.0 | 38.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 68.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 8.6
For the lines, you have the data necessary to plot the chart.
Very last step
The percent of students getting a Free or Reduced Price Meal comes from the following sources:
| 2015 | 2016 | 2017 | 2018 | 2019 | |
|---|---|---|---|---|---|
| Percent | 19% | 18% | 15% | 17% | 16% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Fremont Unified school district | County of Alameda
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation: wealth/poverty.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Warwick Elementary math proficiency
Zero+ meets standard.
15% less $meal
15% less $meal
12% less $meal
15% less $meal
12% less $meal
• Any result above zero is proficient; below is not proficient. • There is a 99% chance that results will remain the same in coming years, which is to say, between the Upper and Lower Control Limits (the gray lines). • The houses with the % of students receiving a Free or Reduced Price Meal is a measure of wealth/poverty.